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| <a href="#glib-Version-Information.synopsis" class="shortcut">Top</a> |
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| <a href="#glib-Version-Information.description" class="shortcut">Description</a> |
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| <div class="refentry" title="Version Information"> |
| <a name="glib-Version-Information"></a><div class="titlepage"></div> |
| <div class="refnamediv"><table width="100%"><tr> |
| <td valign="top"> |
| <h2><span class="refentrytitle"><a name="glib-Version-Information.top_of_page"></a>Version Information</span></h2> |
| <p>Version Information — Variables and functions to check the GLib version</p> |
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| <td valign="top" align="right"></td> |
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| <div class="refsynopsisdiv" title="Synopsis"> |
| <a name="glib-Version-Information.synopsis"></a><h2>Synopsis</h2> |
| <pre class="synopsis"> |
| #include <glib.h> |
| |
| #define <a class="link" href="glib-Version-Information.html#GLIB-MAJOR-VERSION:CAPS" title="GLIB_MAJOR_VERSION">GLIB_MAJOR_VERSION</a> |
| #define <a class="link" href="glib-Version-Information.html#GLIB-MINOR-VERSION:CAPS" title="GLIB_MINOR_VERSION">GLIB_MINOR_VERSION</a> |
| #define <a class="link" href="glib-Version-Information.html#GLIB-MICRO-VERSION:CAPS" title="GLIB_MICRO_VERSION">GLIB_MICRO_VERSION</a> |
| #define <a class="link" href="glib-Version-Information.html#GLIB-CHECK-VERSION:CAPS" title="GLIB_CHECK_VERSION()">GLIB_CHECK_VERSION</a> (major, |
| minor, |
| micro) |
| </pre> |
| </div> |
| <div class="refsect1" title="Description"> |
| <a name="glib-Version-Information.description"></a><h2>Description</h2> |
| <p> |
| GLib provides version information, primarily useful in configure checks |
| for builds that have a configure script. Applications will not |
| typically use the features described here. |
| </p> |
| </div> |
| <div class="refsect1" title="Details"> |
| <a name="glib-Version-Information.details"></a><h2>Details</h2> |
| <div class="refsect2" title="GLIB_MAJOR_VERSION"> |
| <a name="GLIB-MAJOR-VERSION:CAPS"></a><h3>GLIB_MAJOR_VERSION</h3> |
| <pre class="programlisting">#define GLIB_MAJOR_VERSION 2 |
| </pre> |
| <p> |
| The major version number of the GLib library. |
| Like <span class="type">glib_major_version</span>, but from the headers used at |
| application compile time, rather than from the library linked against |
| at application run time. |
| </p> |
| </div> |
| <hr> |
| <div class="refsect2" title="GLIB_MINOR_VERSION"> |
| <a name="GLIB-MINOR-VERSION:CAPS"></a><h3>GLIB_MINOR_VERSION</h3> |
| <pre class="programlisting">#define GLIB_MINOR_VERSION 24 |
| </pre> |
| <p> |
| The minor version number of the GLib library. |
| Like <a href="http://library.gnome.org/devel/gtk/unstable/gtk-Feature-Test-Macros.html#gtk-minor-version"><span class="type">gtk_minor_version</span></a>, but from the headers used at |
| application compile time, rather than from the library linked against |
| at application run time. |
| </p> |
| </div> |
| <hr> |
| <div class="refsect2" title="GLIB_MICRO_VERSION"> |
| <a name="GLIB-MICRO-VERSION:CAPS"></a><h3>GLIB_MICRO_VERSION</h3> |
| <pre class="programlisting">#define GLIB_MICRO_VERSION 1 |
| </pre> |
| <p> |
| The micro version number of the GLib library. |
| Like <a href="http://library.gnome.org/devel/gtk/unstable/gtk-Feature-Test-Macros.html#gtk-micro-version"><span class="type">gtk_micro_version</span></a>, but from the headers used at |
| application compile time, rather than from the library linked against |
| at application run time. |
| </p> |
| </div> |
| <hr> |
| <div class="refsect2" title="GLIB_CHECK_VERSION()"> |
| <a name="GLIB-CHECK-VERSION:CAPS"></a><h3>GLIB_CHECK_VERSION()</h3> |
| <pre class="programlisting">#define GLIB_CHECK_VERSION(major,minor,micro)</pre> |
| <p> |
| Checks the version of the GLib library. |
| Returns <a class="link" href="glib-Standard-Macros.html#TRUE:CAPS" title="TRUE"><code class="literal">TRUE</code></a> if the version of the GLib header files is the same |
| as or newer than the passed-in version. |
| </p> |
| <div class="example"> |
| <a name="id456746"></a><p class="title"><b>Example 1. Checking the version of the GLib library</b></p> |
| <div class="example-contents"> |
| <table class="listing_frame" border="0" cellpadding="0" cellspacing="0"> |
| <tbody> |
| <tr> |
| <td class="listing_lines" align="right"><pre>1 |
| 2</pre></td> |
| <td class="listing_code"><pre class="programlisting"><span class="keyword">if</span><span class="normal"> </span><span class="symbol">(!</span><span class="function"><a href="glib-Version-Information.html#GLIB-CHECK-VERSION:CAPS">GLIB_CHECK_VERSION</a></span><span class="normal"> </span><span class="symbol">(</span><span class="number">1</span><span class="symbol">,</span><span class="normal"> </span><span class="number">2</span><span class="symbol">,</span><span class="normal"> </span><span class="number">0</span><span class="symbol">))</span> |
| <span class="normal"> </span><span class="function"><a href="glib-Message-Logging.html#g-error">g_error</a></span><span class="normal"> </span><span class="symbol">(</span><span class="string">"GLib version 1.2.0 or above is needed"</span><span class="symbol">);</span></pre></td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| |
| </div> |
| <p><br class="example-break"> |
| </p> |
| <div class="variablelist"><table border="0"> |
| <col align="left" valign="top"> |
| <tbody> |
| <tr> |
| <td><p><span class="term"><em class="parameter"><code>major</code></em> :</span></p></td> |
| <td>the major version number. |
| </td> |
| </tr> |
| <tr> |
| <td><p><span class="term"><em class="parameter"><code>minor</code></em> :</span></p></td> |
| <td>the minor version number. |
| </td> |
| </tr> |
| <tr> |
| <td><p><span class="term"><em class="parameter"><code>micro</code></em> :</span></p></td> |
| <td>the micro version number. |
| </td> |
| </tr> |
| </tbody> |
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